CA977290A - Filter bed floor strainer - Google Patents

Filter bed floor strainer

Info

Publication number
CA977290A
CA977290A CA136,336A CA136336A CA977290A CA 977290 A CA977290 A CA 977290A CA 136336 A CA136336 A CA 136336A CA 977290 A CA977290 A CA 977290A
Authority
CA
Canada
Prior art keywords
filter bed
bed floor
strainer
floor strainer
filter
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
CA136,336A
Other languages
English (en)
Other versions
CA136336S (en
Inventor
Marvin E. Wood
Frank G. Weis
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ecodyne Corp
Original Assignee
Ecodyne Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Ecodyne Corp filed Critical Ecodyne Corp
Application granted granted Critical
Publication of CA977290A publication Critical patent/CA977290A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D24/00—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof
    • B01D24/46—Regenerating the filtering material in the filter
    • B01D24/4631—Counter-current flushing, e.g. by air
    • B01D24/4636—Counter-current flushing, e.g. by air with backwash shoes; with nozzles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D24/00—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof
    • B01D24/02—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with the filter bed stationary during the filtration
    • B01D24/10—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with the filter bed stationary during the filtration the filtering material being held in a closed container
    • B01D24/12—Downward filtration, the filtering material being supported by pervious surfaces
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2201/00—Details relating to filtering apparatus
    • B01D2201/04—Supports for the filtering elements
    • B01D2201/0415—Details of supporting structures

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Filtration Of Liquid (AREA)
CA136,336A 1971-04-19 1972-03-06 Filter bed floor strainer Expired CA977290A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US13526371A 1971-04-19 1971-04-19

Publications (1)

Publication Number Publication Date
CA977290A true CA977290A (en) 1975-11-04

Family

ID=22467287

Family Applications (1)

Application Number Title Priority Date Filing Date
CA136,336A Expired CA977290A (en) 1971-04-19 1972-03-06 Filter bed floor strainer

Country Status (8)

Country Link
US (1) US3730348A (fr)
AU (1) AU473595B2 (fr)
BE (1) BE782273A (fr)
CA (1) CA977290A (fr)
CH (1) CH535592A (fr)
DE (1) DE2219081A1 (fr)
GB (1) GB1360526A (fr)
SE (1) SE380980B (fr)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4464262A (en) * 1982-07-01 1984-08-07 Ecolotrol, Inc. Liquid flow distributor
GB2152831B (en) * 1984-01-24 1988-02-03 Gti International Watertreatme Water treatment plant
US4707257A (en) * 1986-05-29 1987-11-17 The Graver Company Air/water distributor underdrain
US5028322A (en) * 1989-07-11 1991-07-02 The Graver Company Low profile underdrain strainer assembly with improved distribution/fastening means
US5658459A (en) * 1995-12-29 1997-08-19 Unites States Filter Corporation Dual velocity strainer
US6730229B1 (en) * 2000-11-10 2004-05-04 Awts, Inc. Filter screen nozzle and system for fluid processing
JP4607862B2 (ja) * 2003-04-07 2011-01-05 ガンブロ・ルンディア・エービー カートリッジ用フィルタ、カートリッジ、カートリッジにおけるフィルタの使用方法、および、医学的措置のための薬液調製システム
ES2322358T3 (es) * 2003-04-07 2009-06-19 Gambro Lundia Ab Cartucho medico con rendijas de filtro.
EP1613371B1 (fr) * 2003-04-07 2008-08-20 Gambro Lundia AB Dispositif, cartouche et procede de dissolution de poudre dans un liquide, lors de la production d'un fluide de dialyse
US8876017B2 (en) 2010-08-11 2014-11-04 Bilfinger Water Technologies, Inc. Variable flow screen nozzle
RU2470694C1 (ru) * 2011-08-30 2012-12-27 Российская Федерация, от имени которой выступает Государственная корпорация по атомной энергии "Росатом" - Госкорпорация "Росатом" Сорбционный фильтр
EP3023134B1 (fr) * 2014-11-20 2018-07-18 Kleemeier, Schewe & Co. KSH GmbH Buse de filtre

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB924799A (fr) *
US1111471A (en) * 1914-02-19 1914-09-22 Arthur E Krause Strainer.
US1692592A (en) * 1927-04-18 1928-11-20 Stickney Hydraulic Co Water-softener injector
NL64709C (fr) * 1948-01-19
FR1184324A (fr) * 1957-10-14 1959-07-20 Dispositif de filtrage
US3245540A (en) * 1964-08-05 1966-04-12 Eimco Corp Sand filter distributor nozzle
US3472382A (en) * 1966-08-10 1969-10-14 Union Tank Car Co Underdrain strainers
US3468422A (en) * 1967-02-03 1969-09-23 Chicago Bridge & Iron Co Ceramic filter bottom directly supporting media
US3498462A (en) * 1969-05-14 1970-03-03 United States Filter Corp Flow nozzle assembly for upflow filters

Also Published As

Publication number Publication date
BE782273A (fr) 1972-08-16
US3730348A (en) 1973-05-01
DE2219081A1 (de) 1972-11-02
CH535592A (de) 1973-04-15
AU3988772A (en) 1973-09-13
AU473595B2 (en) 1973-09-13
GB1360526A (en) 1974-07-17
SE380980B (sv) 1975-11-24

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